{"id":"CVE-2021-43446","aliases":["EUVD-2021-30379","GHSA-5w4f-g47c-43mg"],"status":"published","title":"ONLYOFFICE all versions as of 2021-11-08 is vulnerable to Cross Site Scripting (XSS). The \"macros...","description":"ONLYOFFICE all versions as of 2021-11-08 is vulnerable to Cross Site Scripting (XSS). The \"macros\" feature of the document editor allows malicious cross site scripting payloads to be used.","severity":{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.0084,"percentile":0.5829,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2023-01-23T00:00:00Z","modified":"2026-11-09T02:45:32Z","products":[{"vendor":"onlyoffice","product":"server"}],"references":[{"url":"https://github.com/ONLYOFFICE/server","tags":["x_transferred","Third Party Advisory","advisory"]},{"url":"https://onlyoffice.com/","tags":["x_transferred","Product","Vendor Advisory","advisory"]},{"url":"https://labs.nettitude.com/blog/exploiting-onlyoffice-web-sockets-for-unauthenticated-remote-code-execution/","tags":["x_transferred","Exploit","Mitigation","Third Party Advisory","evidence"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-43446"},{"url":"https://labs.nettitude.com/blog/exploiting-onlyoffice-web-sockets-for-unauthenticated-remote-code-execution"},{"url":"https://onlyoffice.com"},{"url":"https://github.com/advisories/GHSA-5w4f-g47c-43mg"}],"sources":{"cve":[{"id":"CVE-2021-43446","description":"ONLYOFFICE all versions as of 2021-11-08 is vulnerable to Cross Site Scripting (XSS). The \"macros\" feature of the document editor allows malicious cross site scripting payloads to be used.","status":"published","published":"2023-01-23T00:00:00Z","modified":"2025-04-02T16:03:09.098Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"adp"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:32:56.689433Z"}],"euvd":[{"id":"EUVD-2021-30379","description":"ONLYOFFICE all versions as of 2021-11-08 is vulnerable to Cross Site Scripting (XSS). The \"macros\" feature of the document editor allows malicious cross site scripting payloads to be used.","status":"published","published":"2023-01-23T00:00:00Z","modified":"2025-04-02T16:03:09Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T20:52:44.372321Z"}],"ghsa":[{"id":"GHSA-5w4f-g47c-43mg","title":"ONLYOFFICE all versions as of 2021-11-08 is vulnerable to Cross Site Scripting (XSS). The \"macros...","description":"ONLYOFFICE all versions as of 2021-11-08 is vulnerable to Cross Site Scripting (XSS). The \"macros\" feature of the document editor allows malicious cross site scripting payloads to be used.","status":"published","published":"2023-01-23T15:30:33Z","modified":"2025-04-02T18:31:45Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:00:36.145205Z"}],"nvd":[{"id":"CVE-2021-43446","description":"ONLYOFFICE all versions as of 2021-11-08 is vulnerable to Cross Site Scripting (XSS). The \"macros\" feature of the document editor allows malicious cross site scripting payloads to be used.","status":"published","published":"2023-01-23T15:15:13.34Z","modified":"2026-06-17T04:10:58.747Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:07:07.323379Z"}],"osv":[{"id":"CVE-2021-43446","description":"ONLYOFFICE all versions as of 2021-11-08 is vulnerable to Cross Site Scripting (XSS). The \"macros\" feature of the document editor allows malicious cross site scripting payloads to be used.","status":"published","published":"2023-01-23T15:15:13.34Z","modified":"2026-11-09T02:45:32.903101743Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-09T03:16:44.651171Z"}]}}